Repairing and rewinding of 1mva transformer 11kv 3.3kv of amritnagar colliery

Construction of 33/11kv transformer plinth, 33kv la isolator and nct foundations at 33kv substation, thathamangalam

Preventive maintenance of 33kv indoor panel and outdoor breaker of 10 mva, 33kv/11kv andrewyule transformer -2 at southloyabad substation and 11kv vcb of basuria dhansar and gonudhia feeder at godhur switching substation under area

Construction of new 33/11kv transformer bay and installation of 5mva power transformer at 33kv substation chirakkal.

Special estimate for augmentation of 132 kv substation bhattu kalan from 1x20/25 mva, 132/33kv plus (1x10/16 plus 1x16/20) mva, 132/11kv t/fs to 2x20/25 mva, 132/33kv plus (1x10/16 plus 1x16/20) mva, 132/11kv tfs at 132kv s/stn. bhattu kalan by hvpnl

A)complete repairing/rewinding of 63kva 3 phase 3.3kv/230 volt transformer, make- transgietz enterprises, sl. no.-224 installed in dakra mines in respect of dakra project. b) preventive maintenance of 100kva 3.3kv/440v transformer sl. no.- local sl.

(i)for maintenance of one no.1 mva 6.6kv/550v transformer installed at loyabad colliery make-ece,asset sl.no.arn/14 lbc(ii)complete rewinding and overhauling of a 750 kva power transformer 6.6kv/550v at 5 pit substation of lbc make-ece asset.no.loy/e

Complete rewinding and repairing of primary and secondary breaker of andrew yule make 315 kva 3.3kv-550v sl no sspay03 transwitch transformer at shyamsundarpur colliery

Repairing and rewinding of 02 nos. of distribution transformers, 250kva, 11kv/440v and 250kva, 3.3kv/440v installed at cisf colony and gurudwara chowk under gm unit nk area.

Re-arrangement of bus bar structure, proper gravelling work of main substation for kugp and amc works of 11kv/3.3kv/550v/440v oh lines under kedla ugp, hazaribagh area.